e14743d1 |
1 | ############################################################################## |
2 | # |
3 | # --- esd.m4 --- |
4 | # |
5 | # Configure paths for ESD |
6 | # Manish Singh 98-9-30 |
7 | # stolen back from Frank Belew |
8 | # stolen from Manish Singh |
9 | # Shamelessly stolen from Owen Taylor |
10 | |
11 | dnl AM_PATH_ESD([MINIMUM-VERSION, [ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND]]]) |
12 | dnl Test for ESD, and define ESD_CFLAGS and ESD_LIBS |
13 | dnl |
14 | AC_DEFUN([AM_PATH_ESD], |
15 | [dnl |
16 | dnl Get the cflags and libraries from the esd-config script |
17 | dnl |
18 | AC_ARG_WITH(esd-prefix,[ --with-esd-prefix=PFX Prefix where ESD is installed (optional)], |
19 | esd_prefix="$withval", esd_prefix="") |
20 | AC_ARG_WITH(esd-exec-prefix,[ --with-esd-exec-prefix=PFX Exec prefix where ESD is installed (optional)], |
21 | esd_exec_prefix="$withval", esd_exec_prefix="") |
22 | AC_ARG_ENABLE(esdtest, [ --disable-esdtest Do not try to compile and run a test ESD program], |
23 | , enable_esdtest=yes) |
24 | |
25 | if test x$esd_exec_prefix != x ; then |
26 | esd_args="$esd_args --exec-prefix=$esd_exec_prefix" |
27 | if test x${ESD_CONFIG+set} != xset ; then |
28 | ESD_CONFIG=$esd_exec_prefix/bin/esd-config |
29 | fi |
30 | fi |
31 | if test x$esd_prefix != x ; then |
32 | esd_args="$esd_args --prefix=$esd_prefix" |
33 | if test x${ESD_CONFIG+set} != xset ; then |
34 | ESD_CONFIG=$esd_prefix/bin/esd-config |
35 | fi |
36 | fi |
37 | |
38 | AC_PATH_PROG(ESD_CONFIG, esd-config, no) |
39 | min_esd_version=ifelse([$1], ,0.2.7,$1) |
40 | AC_MSG_CHECKING(for ESD - version >= $min_esd_version) |
41 | no_esd="" |
42 | if test "$ESD_CONFIG" = "no" ; then |
43 | no_esd=yes |
44 | else |
45 | ESD_CFLAGS=`$ESD_CONFIG $esdconf_args --cflags` |
46 | ESD_LIBS=`$ESD_CONFIG $esdconf_args --libs` |
47 | |
48 | esd_major_version=`$ESD_CONFIG $esd_args --version | \ |
49 | sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\1/'` |
50 | esd_minor_version=`$ESD_CONFIG $esd_args --version | \ |
51 | sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\2/'` |
52 | esd_micro_version=`$ESD_CONFIG $esd_config_args --version | \ |
53 | sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\3/'` |
54 | if test "x$enable_esdtest" = "xyes" ; then |
55 | ac_save_CFLAGS="$CFLAGS" |
56 | ac_save_LIBS="$LIBS" |
57 | CFLAGS="$CFLAGS $ESD_CFLAGS" |
58 | LIBS="$LIBS $ESD_LIBS" |
59 | dnl |
60 | dnl Now check if the installed ESD is sufficiently new. (Also sanity |
61 | dnl checks the results of esd-config to some extent |
62 | dnl |
63 | rm -f conf.esdtest |
64 | AC_TRY_RUN([ |
65 | #include <stdio.h> |
66 | #include <stdlib.h> |
67 | #include <string.h> |
68 | #include <esd.h> |
69 | |
70 | char* |
71 | my_strdup (char *str) |
72 | { |
73 | char *new_str; |
74 | |
75 | if (str) |
76 | { |
77 | new_str = malloc ((strlen (str) + 1) * sizeof(char)); |
78 | strcpy (new_str, str); |
79 | } |
80 | else |
81 | new_str = NULL; |
82 | |
83 | return new_str; |
84 | } |
85 | |
86 | int main () |
87 | { |
88 | int major, minor, micro; |
89 | char *tmp_version; |
90 | |
91 | system ("touch conf.esdtest"); |
92 | |
93 | /* HP/UX 9 (%@#!) writes to sscanf strings */ |
94 | tmp_version = my_strdup("$min_esd_version"); |
95 | if (sscanf(tmp_version, "%d.%d.%d", &major, &minor, µ) != 3) { |
96 | printf("%s, bad version string\n", "$min_esd_version"); |
97 | exit(1); |
98 | } |
99 | |
100 | if (($esd_major_version > major) || |
101 | (($esd_major_version == major) && ($esd_minor_version > minor)) || |
102 | (($esd_major_version == major) && ($esd_minor_version == minor) && ($esd_micro_version >= micro))) |
103 | { |
104 | return 0; |
105 | } |
106 | else |
107 | { |
108 | printf("\n*** 'esd-config --version' returned %d.%d.%d, but the minimum version\n", $esd_major_version, $esd_minor_version, $esd_micro_version); |
109 | printf("*** of ESD required is %d.%d.%d. If esd-config is correct, then it is\n", major, minor, micro); |
110 | printf("*** best to upgrade to the required version.\n"); |
111 | printf("*** If esd-config was wrong, set the environment variable ESD_CONFIG\n"); |
112 | printf("*** to point to the correct copy of esd-config, and remove the file\n"); |
113 | printf("*** config.cache before re-running configure\n"); |
114 | return 1; |
115 | } |
116 | } |
117 | |
118 | ],, no_esd=yes,[echo $ac_n "cross compiling; assumed OK... $ac_c"]) |
119 | CFLAGS="$ac_save_CFLAGS" |
120 | LIBS="$ac_save_LIBS" |
121 | fi |
122 | fi |
123 | if test "x$no_esd" = x ; then |
124 | AC_MSG_RESULT(yes) |
125 | ifelse([$2], , :, [$2]) |
126 | else |
127 | AC_MSG_RESULT(no) |
128 | if test "$ESD_CONFIG" = "no" ; then |
129 | echo "*** The esd-config script installed by ESD could not be found" |
130 | echo "*** If ESD was installed in PREFIX, make sure PREFIX/bin is in" |
131 | echo "*** your path, or set the ESD_CONFIG environment variable to the" |
132 | echo "*** full path to esd-config." |
133 | else |
134 | if test -f conf.esdtest ; then |
135 | : |
136 | else |
137 | echo "*** Could not run ESD test program, checking why..." |
138 | CFLAGS="$CFLAGS $ESD_CFLAGS" |
139 | LIBS="$LIBS $ESD_LIBS" |
140 | AC_TRY_LINK([ |
141 | #include <stdio.h> |
142 | #include <esd.h> |
143 | ], [ return 0; ], |
144 | [ echo "*** The test program compiled, but did not run. This usually means" |
145 | echo "*** that the run-time linker is not finding ESD or finding the wrong" |
146 | echo "*** version of ESD. If it is not finding ESD, you'll need to set your" |
147 | echo "*** LD_LIBRARY_PATH environment variable, or edit /etc/ld.so.conf to point" |
148 | echo "*** to the installed location Also, make sure you have run ldconfig if that" |
149 | echo "*** is required on your system" |
150 | echo "***" |
151 | echo "*** If you have an old version installed, it is best to remove it, although" |
152 | echo "*** you may also be able to get things to work by modifying LD_LIBRARY_PATH"], |
153 | [ echo "*** The test program failed to compile or link. See the file config.log for the" |
154 | echo "*** exact error that occured. This usually means ESD was incorrectly installed" |
155 | echo "*** or that you have moved ESD since it was installed. In the latter case, you" |
156 | echo "*** may want to edit the esd-config script: $ESD_CONFIG" ]) |
157 | CFLAGS="$ac_save_CFLAGS" |
158 | LIBS="$ac_save_LIBS" |
159 | fi |
160 | fi |
161 | ESD_CFLAGS="" |
162 | ESD_LIBS="" |
163 | ifelse([$3], , :, [$3]) |
164 | fi |
165 | AC_SUBST(ESD_CFLAGS) |
166 | AC_SUBST(ESD_LIBS) |
167 | rm -f conf.esdtest |
168 | ]) |